Vice General Manager of the Mudanjiang Gaoke Bio-Chem Company LimitedMr. Wu Huamin is Vice General Manager of the Mudanjiang Gaoke BioChem Company Limited a subsidiary of China Zenith Chemical Group Ltd. He is mainly responsible for the daily production of the Vitamin C division. Mr. Wu has over 15 years experience in production management of the medicine manufacturing enterprises. He joined the Group on May 2009. He studied mechanical development in Jiamusi Technical College from 1981 to 1985.